| 基于混合式光电电流互感器技术的脉冲微小电流信号测量系统 |
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| 引用本文： | 张乔根,张禹,张璐.基于混合式光电电流互感器技术的脉冲微小电流信号测量系统[J].高电压技术,2011,37(10):2337-2343. |
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| 作者姓名： | 张乔根 张禹 张璐 |
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| 作者单位： | 西安交通大学高电压技术教研室,西安,710049 |
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| 摘 要： | 为满足高电位脉冲电流微小信号测量对抗干扰性能及保护人身安全方面的要求，设计了一套基于混合式光电电流互感器（HOCT）原理工作的宽带模拟光电检测系统。介绍了其工作原理和实测性能，并提出了改善系统频带的方法。该系统测量精度高，工作稳定，-3dB带宽为50kHz-22MHz，非线性度〈0．5％，输出噪声峰值〈1mV。测试结果...
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| 关 键 词： | Rogowski线圈 光电检测 脉冲电流 高频响应 混合式光电电流互感器(HOCT) 测量系统 |
Measurement System Using Hybrid Optical Current Transducer for Small Pulse Current Signal |
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| ZHANG Qiao-gen,ZHANG Yu,ZHANG Lu.Measurement System Using Hybrid Optical Current Transducer for Small Pulse Current Signal[J].High Voltage Engineering,2011,37(10):2337-2343. |
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| Authors: | ZHANG Qiao-gen ZHANG Yu ZHANG Lu |
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| Affiliation: | ZHANG Qiao-gen,ZHANG Yu,ZHANG Lu(School of Electrical Engineering,Xi'an Jiaotong University,Xi'an 710049) |
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| Abstract: | In order to satisfy the requirements of measuring small pulse current signals in high-voltage environment,we designed a photoelectric detection model based on the conception of hybrid optical current transducer.The model has a reliable insulation capability and an excellent anti-interference capability.Moreover,we introduced its operating principle,properties and methods of improving the bandwidth.The model has high measuring accuracy with less than 0.5% degree of nonlinearity,-3dB bandwidth from 50kHz to 2... |
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| Keywords: | Rogowski coil photoelectric detection pulse current high frequency response hybrid optical current transducer(HOCT) measurement system |
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